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This function is only available on context of type singleConversation.

function downloadAttachment(messageOrCommentId: string, attachmentId: string, cancelToken?: CancelToken): Promise<File | undefined>;

Parameters

Parameter	Type	Description
`messageOrCommentId`	String	Message or Comment id for the attachment.
`attachmentId`	String	Attachment id to be downloaded.
`cancelToken`	CancelToken (optional)	Token to cancel the request.

Return value

The function returns a Promise that resolves with either a File containing the attachment data or undefined if it failed to fetch the attachment data.

Examples

Front.downloadAttachment('msg_xxx', 'fil_xxx');